#include <metal_stdlib>
using namespace metal;

int f() {
  int i = 0;
  int j = 0;
  {
    uint2 tint_loop_idx = uint2(4294967295u);
    while(true) {
      if (all((tint_loop_idx == uint2(0u)))) {
        break;
      }
      i = as_type<int>((as_type<uint>(i) + as_type<uint>(1)));
      if ((i > 4)) {
        return 1;
      }
      {
        uint2 tint_loop_idx_1 = uint2(4294967295u);
        while(true) {
          if (all((tint_loop_idx_1 == uint2(0u)))) {
            break;
          }
          j = as_type<int>((as_type<uint>(j) + as_type<uint>(1)));
          if ((j > 4)) {
            return 2;
          }
          {
            uint const tint_low_inc_1 = (tint_loop_idx_1.x - 1u);
            tint_loop_idx_1.x = tint_low_inc_1;
            uint const tint_carry_1 = uint((tint_low_inc_1 == 4294967295u));
            tint_loop_idx_1.y = (tint_loop_idx_1.y - tint_carry_1);
          }
          continue;
        }
      }
      /* unreachable */
      return 0;
    }
  }
  /* unreachable */
  return 0;
}